RESULTS

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DISEASE: Bacterial leaf blight

HOST: Konjac (Devil's tongue)

Severely blighted leaves of konjac.

Bacterial leaf blight | Konjac (Devil's tongue)

DISEASE: Bacterial leaf blight

HOST: Konjac (Devil's tongue) (Amorphophallus konjaci)

PATHOGEN: Acidovorax konjaci

PATHOGEN SYNONYM: Pseudomonas avenae subsp. konjaci

SOURCE: N. Hayashi, M. Goto

DISEASE: European stone fruit yellows

HOST: Almond

The disease causes yellowing and rolling of leaves (right). Leaves become thick and rough in texture. Healthy leaves (left).

European stone fruit yellows | Almond

DISEASE: European stone fruit yellows

HOST: Almond (Prunus dulcis)

PATHOGEN: 'Candidatus Phytoplasma prunorum'

PATHOGEN SYNONYM: Phytoplasma Apple proliferation group

SOURCE: E. Seemueller

DISEASE: Pseudomonas leaf spot

HOST: Primrose

Leaf with brownish red spots and reddening of adjacent areas. Disease begins as small, water-soaked lesions that later coalesce into large necrotic spots.

Pseudomonas leaf spot | Primrose

DISEASE: Pseudomonas leaf spot

HOST: Primrose (Primula sp.)

PATHOGEN: Pseudomonas syringae pv. primulae

SOURCE: APS